feedback_reply_html = """\
            <!DOCTYPE html>
            <html lang="zh-CN">
            <head>
                <meta charset="UTF-8">
                <meta name="viewport" content="width=device-width, initial-scale=1.0">
                <title>工时工具 - 反馈收到确认</title>
                <link href="https://cdn.jsdelivr.net/npm/font-awesome@4.7.0/css/font-awesome.min.css" rel="stylesheet">
                <style>
                    body {{
                        font-family: 'Microsoft YaHei', Arial, sans-serif;
                        line-height: 1.8;
                        color: #333;
                        max-width: 600px;
                        margin: 0 auto;
                        padding: 20px;
                        background-color: #f5f7fa;
                    }}
                    .email-container {{
                        background-color: #ffffff;
                        padding: 40px;
                        border-radius: 12px;
                        box-shadow: 0 4px 15px rgba(0,0,0,0.05);
                        border-top: 4px solid rgb(26, 115, 232);
                    }}
                    .header {{
                        text-align: center;
                        margin-bottom: 30px;
                        padding-bottom: 20px;
                        border-bottom: 1px solid #f0f0f0;
                    }}
                    .header h2 {{
                        color: rgb(26, 115, 232);
                        margin: 0;
                        font-size: 24px;
                    }}
                    .header-logo {{
                        width: 60px;
                        height: 60px;
                        margin: 0 auto 15px;
                        background-color: rgb(26, 115, 232);
                        border-radius: 50%;
                        display: flex;
                        align-items: center;
                        justify-content: center;
                        color: white;
                        font-size: 28px;
                    }}
                    .content {{
                        margin-bottom: 35px;
                        color: #555;
                    }}
                    .content p {{
                        margin: 0 0 15px 0;
                    }}
                    .greeting {{
                        font-weight: 500;
                        color: #333;
                    }}
                    .highlight {{
                        color: rgb(26, 115, 232);
                        font-weight: 500;
                    }}
                    .contact-info {{
                        background-color: #f8f9fa;
                        padding: 20px;
                        border-radius: 8px;
                        margin-bottom: 30px;
                    }}
                    .contact-info p {{
                        margin: 10px 0;
                        display: flex;
                        align-items: center;
                    }}
                    .contact-info i {{
                        color: rgb(26, 115, 232);
                        width: 24px;
                        margin-right: 10px;
                        text-align: center;
                    }}
                    .link {{
                        color: rgb(26, 115, 232);
                        text-decoration: none;
                        font-weight: 500;
                        transition: all 0.3s;
                    }}
                    .link:hover {{
                        text-decoration: underline;
                        color: #0d5bbc;
                    }}
                    .footer {{
                        text-align: center;
                        padding-top: 20px;
                        margin-top: 20px;
                        color: #888;
                        font-size: 14px;
                        border-top: 1px solid #f0f0f0;
                    }}
                    .footer-slogan {{
                        color: rgb(26, 115, 232);
                        margin: 10px 0 0 0;
                        font-size: 15px;
                        font-weight: 500;
                    }}
                </style>
            </head>
            <body>
                <div class="email-container">
                    <div class="header">
                        <div class="header-logo">
                            <i class="fa fa-clock-o"></i>
                        </div>
                        <h2>工时工具团队</h2>
                    </div>
                    
                    <div class="content">
                        <p class="greeting">尊敬的 {name} 先生/女生：</p>
                        <p>您好！</p>
                        <p>您关于<span class="highlight">{feedback_topic}</span>的反馈我们已收到，非常感谢您提出的宝贵意见。我们将认真研究您的反馈，并计划在后续更新中进行改进。</p>
                        <p>如有需要，我们将通过您的邮箱：<span class="highlight">{your_email}</span>与您联系，请您注意查收邮件。</p>
                    </div>
                    
                    <div class="contact-info">
                        <p>
                            <i class="fa fa-home"></i>
                            工时工具主页：<a href="http://www.u949144.nyat.app:21659/" class="link">www.u949144.nyat.app</a>
                        </p>
                        <p>
                            <i class="fa fa-envelope"></i>
                            联系我们：<span class="highlight">lslautomail@yeah.net</span>
                        </p>
                    </div>
                    
                    <div class="footer">
                        <p>工时工具团队 © 2025 版权所有</p>
                        <p class="footer-slogan">— 工时工具团队  竭诚为您服务 —</p>
                    </div>
                </div>
            </body>
            </html>
            """